In physiology and pathology, increased activity of the functions of the body, particularly of the circulation of the fluids. noun In biology, the supposed acquisition of new characters by adults, and their inheritance by descendants at earlier and earlier stages of their life; tachygenesis (which...
Aldosterone is that the primary of several endogenous members of the category of mineralocorticoids in humans. Deoxycorticosterone is another important member of this class. Aldosterone tends toNa+and water retention, and lower the plasmaK+concentration by the subsequent mechanisms: Acting on the nuclear...
The heart is a mechanically active organ with the amazing ability to contract in a rhythmic and well-coordinated manner, while its output continuously adjusts to circulatory demand on a beat-by-beat basis. The mechanics of active contractions have been the focus of numerous studies over many dec...